JPS5290785A - Improved fluid actuating hydraulic ram - Google Patents

Improved fluid actuating hydraulic ram

Info

Publication number
JPS5290785A
JPS5290785A JP14623676A JP14623676A JPS5290785A JP S5290785 A JPS5290785 A JP S5290785A JP 14623676 A JP14623676 A JP 14623676A JP 14623676 A JP14623676 A JP 14623676A JP S5290785 A JPS5290785 A JP S5290785A
Authority
JP
Japan
Prior art keywords
hydraulic ram
improved fluid
fluid actuating
actuating hydraulic
improved
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP14623676A
Other languages
Japanese (ja)
Inventor
Furanku Baagu Roorensu
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Caterpillar Inc
Original Assignee
Caterpillar Tractor Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Caterpillar Tractor Co filed Critical Caterpillar Tractor Co
Publication of JPS5290785A publication Critical patent/JPS5290785A/en
Pending legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
    • F15B15/20—Other details, e.g. assembly with regulating devices
    • F15B15/22—Other details, e.g. assembly with regulating devices for accelerating or decelerating the stroke
    • F15B15/222—Other details, e.g. assembly with regulating devices for accelerating or decelerating the stroke having a piston with a piston extension or piston recess which throttles the main fluid outlet as the piston approaches its end position
JP14623676A 1976-01-26 1976-12-07 Improved fluid actuating hydraulic ram Pending JPS5290785A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/652,357 US4033235A (en) 1976-01-26 1976-01-26 Fluid operated ram

Publications (1)

Publication Number Publication Date
JPS5290785A true JPS5290785A (en) 1977-07-30

Family

ID=24616539

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14623676A Pending JPS5290785A (en) 1976-01-26 1976-12-07 Improved fluid actuating hydraulic ram

Country Status (4)

Country Link
US (1) US4033235A (en)
JP (1) JPS5290785A (en)
CA (1) CA1033644A (en)
GB (1) GB1501578A (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2420674A1 (en) * 1978-03-20 1979-10-19 Renault HYDRAULIC CYLINDER WITH REGULATED STROKE
JPS63303204A (en) * 1987-05-30 1988-12-09 Smc Corp Speed reducer for air cylinder
JPH01141905U (en) * 1988-03-23 1989-09-28
US5694827A (en) * 1996-01-02 1997-12-09 Euclid-Hitachi Heavy Equipment, Inc. Dump body cushion
US7121185B2 (en) * 2004-05-28 2006-10-17 Caterpillar Inc. Hydraulic cylinder having a snubbing valve
KR20130128394A (en) * 2010-11-15 2013-11-26 볼보 컨스트럭션 이큅먼트 에이비 Hydraulic cylinder with variable cushion orifice
US20200191174A1 (en) * 2018-12-13 2020-06-18 Safran Landing Systems Canada Inc. Multi-channel hydraulic snubbing device

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2605612A (en) * 1950-08-08 1952-08-05 Mason John Conley Hydraulic pumping jack
US3054384A (en) * 1961-01-12 1962-09-18 Cessna Aircraft Co Piston velocity governor
US3470792A (en) * 1967-08-02 1969-10-07 Cessna Aircraft Co Maximum pressure control apparatus for hydraulic actuators
US3704650A (en) * 1971-03-29 1972-12-05 Caterpillar Tractor Co Hydraulic jack stroke cushioning means

Also Published As

Publication number Publication date
CA1033644A (en) 1978-06-27
GB1501578A (en) 1978-02-15
US4033235A (en) 1977-07-05

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